Re: [GnomeMeeting-devel-list] Strange noise with one provider

[Julien PUYDT <jpuydt free fr>]

Hannes Ebner wrote:
> I just made a few test calls with 3 different providers, but I was not
> satisfied with the sound quality of one of them.
>
> 1) ekiga.net echo service at 500 ekiga net (iLBC, GSM), everything was
> perfectly fine
>
> 2) a PSTN-to-SIP call (G.711µ) with Digisip (swedish), quality was top
> again (the jitter buffer was at 0 ms; there is 5 km between the provider
> and me)
>
> 3) another PSTN-to-SIP call (G.711µ, GSM), this time with sipgate
> (austrian). I did hear (and was able to understand) the voice, but there
> were pretty annoying hard-sounding and distorted (a bit blurred) noises.
> Difficult to describe. The jitter buffer was at around 50 ms.
> First I thought the sound was overamplified, so I tried to adjust the
> in/out levels, but it did not make a difference.
> Then I tried to do the same with X-Lite (wine-emulation) and the quality
> was perfect. I tried it a couple of times (switched Ekiga/X-Lite) and I
> got always the same result: good quality with X-Lite, bad quality with
> Ekiga.
>
> What can be the reason for this? Can I provide something else to track
> down the problem?

Maybe related to :
http://bugzilla.gnome.org/show_bug.cgi?id=329220
?

We're still looking for more information on the matter...

Snark